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Message-Id: <1391265593-13986-1-git-send-email-morbidrsa@gmail.com>
Date:	Sat,  1 Feb 2014 15:39:53 +0100
From:	Johannes Thumshirn <morbidrsa@...il.com>
To:	Jonathan Cameron <jic23@...nel.org>,
	Sachin Kamat <sachin.kamat@...aro.org>,
	Peter Meerwald <pmeerw@...erw.net>
Cc:	ohannes Thumshirn <morbidrsa@...il.com>, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] iio: adc: viperboard: Call platform_set_drvdata before devm_iio_device_register

Call platform_set_drvdata before devm_iio_device_register to avoid possible
race condition when accessing driver data.

Signed-off-by: Johannes Thumshirn <morbidrsa@...il.com>
---
 drivers/iio/adc/viperboard_adc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iio/adc/viperboard_adc.c b/drivers/iio/adc/viperboard_adc.c
index d0add8f..7d9bd05 100644
--- a/drivers/iio/adc/viperboard_adc.c
+++ b/drivers/iio/adc/viperboard_adc.c
@@ -133,14 +133,14 @@ static int vprbrd_adc_probe(struct platform_device *pdev)
 	indio_dev->channels = vprbrd_adc_iio_channels;
 	indio_dev->num_channels = ARRAY_SIZE(vprbrd_adc_iio_channels);
 
+	platform_set_drvdata(pdev, indio_dev);
+
 	ret = devm_iio_device_register(&pdev->dev, indio_dev);
 	if (ret) {
 		dev_err(&pdev->dev, "could not register iio (adc)");
 		return ret;
 	}
 
-	platform_set_drvdata(pdev, indio_dev);
-
 	return 0;
 }
 
-- 
1.8.5.3

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